Fertilizers - September 1933

Fertilizers - September 1933 -1 27 page booklet revised in September 1933 - Special Bulletin No. 133 by the Ag4icultdural experiment station at Michigan State College ofAgriculture and appliedscience. By C. E. Millar - Sectionof soils, East Lansing. Great old booklet issued by MSU in the 30s. A keepsake.